pleasee help ill give brainly and heart !!!!

which of the following is a result of gold discovered at Sutter's Mill?

A ) By 1850, most California natives had moved to Mexico
B ) More people migrated to California after 1847
C ) Most American's arrived in California before 1840
D ) More people migrated from California to Oregon in 1850

Respuesta :

By the end of the year, the non-native population of California was estimated at 100,000, (as compared with 20,000 at the end of 1848 and around 800 in March 1848.
I think it is B. The miners of the California gold rush were called the 49ers because they moved to CA in 1849 to claim their take, or mine for gold.